Lumbar Adjustment

To adjust the lumbar support:

To adjust the lumbar support:

► Press and hold the front or rear of the control to increase or decrease lumbar support.

► Press and hold the top or bottom of the control to raise or lower lumbar support.

Release the control when the desired level of support is reached.

    See also:

    Roadside Assistance Program
    U.S.: 1-800-252-1112 TTY Users: 1-888-889-2438 Canada: 1-800-268-6800 As the owner of a new Buick, you are automatically enrolled in the Roadside Assistance program. This program provides techn ...

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